200103019 has 2 divisors, whose sum is σ = 200103020. Its totient is φ = 200103018.

The previous prime is 200103011. The next prime is 200103049. The reversal of 200103019 is 910301002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200103019 - 2³ = 200103011 is a prime.

It is a super-2 number, since 2×200103019² = 80082436425828722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200102993 and 200103011.

It is not a weakly prime, because it can be changed into another prime (200103011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100051509 + 100051510.

It is an arithmetic number, because the mean of its divisors is an integer number (100051510).

Almost surely, 2^200103019 is an apocalyptic number.

200103019 is a deficient number, since it is larger than the sum of its proper divisors (1).

200103019 is an equidigital number, since it uses as much as digits as its factorization.

200103019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 200103019 is about 14145.7774264973. Note that the first 3 decimals coincide. The cubic root of 200103019 is about 584.9039402018.

The spelling of 200103019 in words is "two hundred million, one hundred three thousand, nineteen".